Finding the Fourth Proportional to 103,184.47, 142,424.81 and 67,380.04

Step by Step Solution

1. Step 1: Write the proportion equation
   103,184.47 : 142,424.81 = 67,380.04 : x
2. Step 2: Convert to fraction form
   103,184.47/142,424.81 = 67,380.04/x
3. Step 3: Cross multiply
   103,184.47x = 142,424.81 × 67,380.04
4. Step 4: Simplify right side
   103,184.47x = 9,596,589,057.89
5. Step 5: Solve for x
   x = 9,596,589,057.89/103,184.47
6. Step 6: Final answer
   x = 93,004.20